旅客列车不准编挂关门车。在运行途中如遇自动制动机临时故障,在停车时间内不能修复时,准许关闭(),但最后一辆不得为关门车。
A、1辆
B、2辆
C、3辆
D、4辆
参考答案:A
At the meeting place of the Yangtze River and the Jialing River ________, one of the ten largest cities in
China. [ ]
A. lies Chongqing
B. Chongqing lies
C. does lie Chongqing
D. does Chongqing lie
治疗劳淋气虚证首选方剂是()
A.沉香散
B.补中益气汤
C.八正散
D.石韦散
E.知柏地黄丸